Figure 1 - full size

 

Figure 1.
Figure 1. A schematic view of the PSOD dimer displaying one enzyme subunit as a van der Waals surface (green), the interface trapped water molecules (red spheres) and the second subunit shown as a skeletal C^a trace including the active site Cu,Zn pair (cyan and purple atoms, respectively). Drawn with Dino.[39]

The above figure is reprinted by permission from Elsevier: J Mol Biol (2001, 308, 555-563) copyright 2001.